package com.example.serviceribbon.service;

import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;

@Service
public class HelloService {
    @Autowired
    RestTemplate restTemplate;
//用服务名代替具体的url地址，ribbon 会根据服务名来选择具体的服务实例
    @HystrixCommand(fallbackMethod = "hiError")
    public String hiService(String name) {
        return restTemplate.getForObject("http://EUREKA-CLIENT/hello?name="+name,String.class);
    }

    public String hiError(String name){
        return "hi,"+name+" error";
    }

}
